3results about How to "Guaranteed temperature control accuracy" patented technology

The application relates to a circulating air cooling temperature control device for a tea leaf extraction process and relates to the technical field of tea leaf processing, which comprises a device main body, a refrigeration circulation system, a temperature control chamber and an air flow circulation loop are arranged in the device main body, and a cold air distribution mechanism is arranged through a partition plate above the temperature control chamber; the cold air distribution mechanism comprises a carrier plate driven to lift by a screw rod and a guide rod, a dynamic sweeping structure is fixed below the carrier plate, the dynamic sweeping structure drives a movable air duct component to reciprocatingly fan sweep, the movable air duct component is linked with a guide flow component through a worm and a long and short supporting rod to make the guide flow component reciprocatingly stretch and shrink in the radial direction, and the guide flow component is driven by a gear and a rack to synchronously swing a plurality of blades inside the guide flow component to dynamically deflect the wind direction and can be completely closed. The application realizes the continuous sweeping of the cold air on the surface of an extraction container through multi-dimensional transmission, eliminates the cooling dead zone and temperature stratification, cooperates with a temperature sensor closed loop control, and significantly improves the temperature control uniformity, working condition adaptability and temperature control precision.

The utility model discloses a kind of coal chemical industry catalyst storage equipment, it is related to catalyst storage equipment technical field, it includes multiple storage tanks, storage tank top end left and right sides are equipped with pipeline one, storage tank bottom end left and right sides are equipped with pipeline two, and the pipeline one and pipeline two between upper and lower relative are connected with multiple temperature control tubes, and the pipeline one and pipeline two of storage tank top end and bottom end are connected with main pipe one and main pipe two respectively.The kind of coal chemical industry catalyst storage equipment, by being provided with two groups of pipeline one and pipeline two upper and lower relative in storage tank, and the pipeline one and pipeline two between connection have multiple temperature control tubes, realize the flow of multiple circulation path of heat preservation medium in storage tank, can select corresponding flow mode according to the heat preservation demand of storage tank, guarantee the temperature control precision and reliability of storage tank catalyst storage, especially suitable for coal chemical industry field to high temperature, oxidation resistance and uniformity requirement strict scene, provide efficient solution for industrialization large-scale catalyst management.

The invention belongs to the technical field of quantum precision measurement, and particularly discloses a high-precision cascade temperature control atomic furnace device and a use method thereof.The device comprises a furnace body, a crucible, a water cooling system and a heat shielding layer; wherein the furnace body is used for placing a crucible; the crucible is used for placing metal elements and heating the metal elements to generate atomic vapor to form atomic beams; the heat shielding layer is used for shielding the heat flow influence of the outside on the atomic beam current; the water cooling system is used for being arranged on the outer side of the heat shielding layer to ensure that the outer layer of the heat shielding layer is in a constant temperature state, and unstable heat exchange between the heat shielding layer and the external environment is completely eradicated; the technical problem that the temperature control of an atomic beam furnace is affected by external environment fluctuation caused by direct contact between heat shielding layers arranged in an atomic beam furnace vacuum device is solved.